diff options
| author | Miles Bader <miles@gnu.org> | 1996-06-19 01:10:52 +0000 |
|---|---|---|
| committer | Miles Bader <miles@gnu.org> | 1996-06-19 01:10:52 +0000 |
| commit | 06d8fa4db5f6bed417b8815bb0bb991c46b30677 (patch) | |
| tree | b7f2abc7ed7179c31073a1fe6c5d1e0f8f2729b1 | |
| parent | 7d67004cba7d4eed6e12df01abbc177f4c8e17bc (diff) | |
(argp_failure): If FMT is 0, don't print `: MSG'.
| -rw-r--r-- | libshouldbeinlibc/argp-help.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/libshouldbeinlibc/argp-help.c b/libshouldbeinlibc/argp-help.c index 96a020c8..5c9907f0 100644 --- a/libshouldbeinlibc/argp-help.c +++ b/libshouldbeinlibc/argp-help.c @@ -871,15 +871,19 @@ argp_failure (struct argp_state *state, int status, int errnum, if (stream) { - va_list ap; - fputs (state ? state->name : program_invocation_name, stream); - putc (':', stream); - putc (' ', stream); - va_start (ap, fmt); - vfprintf (stream, fmt, ap); - va_end (ap); + if (fmt) + { + va_list ap; + + putc (':', stream); + putc (' ', stream); + + va_start (ap, fmt); + vfprintf (stream, fmt, ap); + va_end (ap); + } if (errnum) { |